:root{
  --bg:#0b1020; --panel:#0f1630; --panel-2:#121a3a; --text:#eaf0ff; --muted:#a5b3d9;
  --brand:#4da3ff; --brand-2:#7cf3ff; --accent:#8fff9f; --danger:#ff6b6b;
  --shadow: 0 10px 30px rgba(0,0,0,.35); --radius: 18px;
  --glass: rgba(255,255,255,.06); --glass-stroke: rgba(255,255,255,.14);
  --maxw: 1120px;
  --navH: 80px;
}
*{box-sizing:border-box}
html,body{height:100%}

/* smooth anchors & offset so fixed nav doesn't cover headings */
html{ scroll-behavior:smooth; scroll-padding-top: var(--navH); }
body{
  margin:0; padding-top: var(--navH);
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  color:var(--text);
  background: radial-gradient(1200px 800px at 70% -10%, #15204a 0%, #0b1020 60%, #070a16 100%);
  overflow-x:hidden;
}

/* 3D Canvas */
#bg3d{ position:fixed; inset:0; z-index:-2;
  background: radial-gradient(1200px 800px at 30% -10%, #13204b 0%, #0b1020 60%, #070a16 100%);
}
.vignette{ position:fixed; inset:0; z-index:-1; pointer-events:none;
  background: radial-gradient(1200px 800px at 50% -10%, rgba(124,243,255,.25), transparent 60%),
              radial-gradient(900px 600px at 80% 10%, rgba(77,163,255,.20), transparent 60%),
              radial-gradient(800px 600px at 20% 20%, rgba(143,255,159,.14), transparent 60%);
  mix-blend-mode:screen; opacity:.75;
}

/* Navbar (fixed) */
.nav{
  position: fixed; top:0; left:0; right:0; z-index:50;
  padding:14px 20px;
  backdrop-filter: blur(10px);
  background: linear-gradient(to bottom, rgba(7,10,22,.75), rgba(7,10,22,.25));
  border-bottom:1px solid rgba(255,255,255,.06);
}
.nav-inner{ max-width:var(--maxw); margin:0 auto; display:flex; align-items:center; gap:14px; }

/* Brand */
.brand{ display:flex; align-items:center; gap:10px; text-decoration:none; color:var(--text); font-weight:800; letter-spacing:.2px; }
.brand-img{
  width:34px; height:34px; border-radius:10px; object-fit:contain; display:block;
  box-shadow: 0 8px 18px rgba(124,243,255,.25), inset 0 0 18px rgba(255,255,255,.3);
  background: transparent;
}
.brand-logo{
  width:34px; height:34px; border-radius:10px; display:grid; place-items:center;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-2) 100%);
  box-shadow: 0 8px 18px rgba(124,243,255,.25), inset 0 0 18px rgba(255,255,255,.3);
  color:#06111e; font-weight:900;
}
.brand-text{ font-weight:800; letter-spacing:.2px; }

/* Desktop links */
.nav-links{ margin-left:auto; display:flex; gap:14px; align-items:center; flex-wrap:wrap;}
.nav-links a{ color:var(--muted); text-decoration:none; font-weight:600; padding:10px 12px; border-radius:10px; }
.nav-links a:hover{ color:var(--text); background:var(--glass); border:1px solid var(--glass-stroke); }
.cta{
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-2) 100%);
  color:#04111d; font-weight:800; border:none; padding:10px 14px; border-radius:12px; cursor:pointer;
  box-shadow: 0 8px 22px rgba(77,163,255,.35);
}
.cta:hover{ filter:saturate(1.1) brightness(1.1); }

/* Mobile menu toggle (hidden by default) */
.nav-toggle{ display:none; }
.hamburger{ display:none; margin-left:auto; width:42px; height:42px; border-radius:12px; padding:10px; cursor:pointer;
  border:1px solid var(--glass-stroke); background:var(--glass); backdrop-filter: blur(8px);
}
.hamburger span{ display:block; width:100%; height:2px; background:var(--text); margin:6px 0; border-radius:2px; transition:transform .25s ease, opacity .2s ease; }
/* animate into X when checked */
.nav-toggle:checked + .hamburger span:nth-child(1){ transform: translateY(8px) rotate(45deg); }
.nav-toggle:checked + .hamburger span:nth-child(2){ opacity:0; }
.nav-toggle:checked + .hamburger span:nth-child(3){ transform: translateY(-8px) rotate(-45deg); }

/* Sections */
section{ padding:80px 20px; scroll-margin-top: var(--navH); }
.hero{ padding:110px 20px 90px; }
.wrap{ max-width:var(--maxw); margin:0 auto; }
.glass{ background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.03));
  border:1px solid var(--glass-stroke); border-radius:var(--radius); box-shadow:var(--shadow);
}

/* Hero cards */
.hero-grid{ display:grid; grid-template-columns: 1.15fr .85fr; gap:26px; align-items:center; }
.lead{ font-size: clamp(38px, 5.2vw, 72px); line-height:1.04; font-weight:800; letter-spacing:-.5px; margin:0 0 14px; text-shadow: 0 10px 30px rgba(0,0,0,.35);}
.lead .grad{ background: linear-gradient(90deg, var(--brand) 0%, var(--brand-2) 50%, var(--accent) 100%); -webkit-background-clip:text; background-clip:text; color:transparent; text-shadow:none; }
.sub{ color:var(--muted); font-size: clamp(15px, 1.6vw, 18px); margin:0 0 22px; }
.hero-cards{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.mini{ padding:16px; border-radius:16px; background:linear-gradient(180deg, #0d1732, #0b122a); border:1px solid rgba(124,243,255,.18); }
.mini h4{ margin:0 0 8px; font-size:16px}
.mini p{ margin:0; color:var(--muted); font-size:14px}
.badges{ display:flex; gap:8px; flex-wrap:wrap; margin:16px 0 0; }
.badge{ font-size:12px; color:#06111e; font-weight:800; padding:8px 10px; border-radius:999px; background: linear-gradient(135deg, var(--brand) 0%, var(--brand-2) 100%); box-shadow: 0 6px 16px rgba(124,243,255,.25); }
.actions{ display:flex; gap:12px; flex-wrap:wrap; margin-top:10px;}
.ghost{ background:transparent; color:var(--text); border:1px solid var(--glass-stroke); padding:10px 14px; border-radius:12px; font-weight:700; cursor:pointer; }
.ghost:hover{ background:var(--glass); }

/* Roles */
.title{ font-size:clamp(28px, 3.2vw, 40px); margin:0 0 10px; }
.muted{ color:var(--muted); margin:0 0 22px; }
.grid-3{ display:grid; grid-template-columns: repeat(3, 1fr); gap:18px; }
.card{
  padding:22px; border-radius:var(--radius);
  background: linear-gradient(180deg, #0f1836, #0d1430);
  border:1px solid rgba(255,255,255,.08);
  box-shadow: var(--shadow);
  transform: translateY(0); transition: transform .3s ease, border-color .3s ease;
}
.card:hover{ transform: translateY(-6px); border-color: rgba(124,243,255,.3) }
.card h3{ margin:10px 0 8px; }
.icon{
  width:42px; height:42px; border-radius:12px; display:grid; place-items:center;
  background:linear-gradient(135deg, var(--brand) 0%, var(--brand-2) 100%); color:#06111e; font-weight:900;
  box-shadow: 0 8px 20px rgba(77,163,255,.35);
}
.list{ margin:10px 0 0; padding:0 0 0 18px; color:var(--muted); }
.list li{ margin:6px 0; }

/* Steps */
.steps{ display:grid; grid-template-columns: repeat(4, 1fr); gap:16px; }
.step{ padding:18px; border-radius:16px; border:1px solid rgba(124,243,255,.16); background: linear-gradient(180deg, #0c1533 0%, #0a122c 100%); }
.num{
  width:30px; height:30px; border-radius:999px; display:grid; place-items:center; font-weight:900;
  color:#06111e; background:linear-gradient(135deg, var(--brand) 0%, var(--brand-2) 100%);
  box-shadow: 0 6px 14px rgba(124,243,255,.28);
  margin-bottom:10px;
}
.step h4{ margin:6px 0; }
.step p{ margin:0; color:var(--muted); }

/* ---------- About (pro design) ---------- */
.about-pro{
  display:grid; grid-template-columns: 1.15fr .85fr; gap:20px; align-items:stretch;
}
.about-card{
  padding:24px; border-radius:20px;
  background:linear-gradient(180deg, #0f1938, #0c1533);
  border:1px solid rgba(255,255,255,.08);
  box-shadow: var(--shadow);
}
.about-badge{
  display:inline-flex; align-items:center; gap:8px;
  padding:6px 10px; border-radius:999px; font-size:11px; font-weight:800; letter-spacing:.3px; text-transform:uppercase;
  color:#06111e; background:linear-gradient(135deg, var(--brand) 0%, var(--brand-2) 100%);
  box-shadow: 0 6px 16px rgba(124,243,255,.25);
}
.about-title{ margin:10px 0 6px; font-size:clamp(28px,3.2vw,40px); }
.about-sub{ color:var(--muted); margin:0 0 14px; }

.kpis{ display:grid; grid-template-columns: repeat(3, 1fr); gap:12px; }
.kpi{
  display:flex; gap:10px; align-items:flex-start;
  padding:12px 14px; border-radius:14px;
  background:#0c1533; border:1px solid rgba(255,255,255,.08);
}
.kpi p{ margin:0; color:var(--muted); line-height:1.35; }

/* People column */
.people{ display:grid; grid-template-rows: 1fr 1fr; gap:14px; }
.person-card{
  display:flex; align-items:center; gap:14px;
  padding:16px; border-radius:16px;
  background:linear-gradient(180deg, #0e1735, #0b132e);
  border:1px solid rgba(255,255,255,.08);
  box-shadow: var(--shadow);
  transition: transform .25s ease, border-color .25s ease;
}
.person-card:hover{ transform: translateY(-3px); border-color: rgba(124,243,255,.25); }
.avatar-ring{
  width:68px; height:68px; padding:2px; border-radius:50%;
  background: conic-gradient(from 180deg, var(--brand), var(--brand-2), var(--accent), var(--brand));
}
.avatar{ width:100%; height:100%; border-radius:50%; object-fit:cover; display:block; background:#0b1020; }
.person-name{ margin:0; }
.person-role{
  margin:2px 0 6px; font-size:12px; letter-spacing:.3px; text-transform:uppercase;
  color:var(--brand-2); font-weight:800;
}
.person-bio{ margin:0; }

/* ---------- Contact ---------- */
.contact{ display:grid; grid-template-columns: 2fr 1fr; gap:18px; align-items:center; }
.contact .pane{ padding:18px; border-radius:16px; border:1px solid rgba(255,255,255,.08); background: #0c1533; }
.mailto{ display:flex; gap:12px; align-items:center; flex-wrap:wrap; margin-top:10px; }
.email{
  padding:10px 12px; border-radius:12px; background: #0f1938; border:1px solid rgba(255,255,255,.1);
  font-family: ui-monospace, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  color:var(--brand-2);
}
.copy{ padding:10px 12px; border-radius:10px; border:1px solid var(--glass-stroke); background:var(--glass); color:var(--text); cursor:pointer; }
.copy:hover{ filter: brightness(1.15); }

/* Footer */
footer{ padding:40px 20px; color:var(--muted); text-align:center; border-top:1px solid rgba(255,255,255,.06); margin-top:30px; }

/* Reveal on scroll */
.reveal{ opacity:0; transform: translateY(16px); transition: all .6s ease; }
.reveal.show{ opacity:1; transform:none; }

/* ---------- Responsive ---------- */

/* Tablets (<= 980px) */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns: 1fr; }
  .grid-3{ grid-template-columns: 1fr; }
  .steps{ grid-template-columns: 1fr 1fr; }
  .about-pro{ grid-template-columns: 1fr; }
  .kpis{ grid-template-columns: 1fr 1fr; }
  .contact{ grid-template-columns: 1fr; }
}

/* Mobile (<= 760px) */
@media (max-width: 760px){
  /* show hamburger, convert links to panel */
  .hamburger{ display:flex; align-items:center; justify-content:center; }
  .nav-links{
    position: fixed; top: var(--navH); right: 16px; left: 16px;
    padding:12px; border-radius:14px; flex-direction:column; gap:8px;
    background: linear-gradient(180deg, rgba(13,22,50,.96), rgba(11,18,42,.92));
    border:1px solid rgba(255,255,255,.12);
    max-height:0; overflow:hidden; opacity:0; transform: translateY(-8px);
    pointer-events:none; transition: all .25s ease;
  }
  .nav-toggle:checked ~ .nav-links{
    max-height: 420px; opacity:1; transform:none; pointer-events:auto;
  }
  .nav-links a, .nav-links .cta{
    width:100%; display:block; text-align:left; padding:12px 10px;
  }

  .hero-cards{ grid-template-columns:1fr; }
  .steps{ grid-template-columns: 1fr; }
}

/* Large desktop / small TV (>= 1600px) */
@media (min-width: 1600px){
  :root{ --maxw: 1280px; }
  .lead{ font-size: clamp(44px, 4.2vw, 78px); }
}

/* Full HD & TV (>= 1920px) */
@media (min-width: 1920px){
  :root{ --maxw: 1440px; }
  .lead{ font-size: clamp(48px, 4vw, 84px); }
}

/* Motion preference */
@media (prefers-reduced-motion: reduce){
  #bg3d{ display:none; }
  .vignette{ opacity:.45; }
  *{ animation: none !important; transition: none !important; }
}